{"id":55452,"date":"2026-06-30T08:18:16","date_gmt":"2026-06-30T08:18:16","guid":{"rendered":"https:\/\/staging.pageloot.com\/uncategorized\/qr-codes-on-name-tags\/"},"modified":"2026-07-02T17:09:53","modified_gmt":"2026-07-02T17:09:53","slug":"name-tags","status":"publish","type":"post","link":"https:\/\/pageloot.com\/vi\/qr-codes-on\/name-tags\/","title":{"rendered":"M\u00e3 QR tr\u00ean Th\u1ebb T\u00ean: H\u01b0\u1edbng d\u1eabn Thi\u1ebft l\u1eadp Th\u1ef1c t\u1ebf"},"content":{"rendered":"<p class=\"wp-block-paragraph\">C\u1ea7n m\u1ed9t c\u00e1ch nhanh h\u01a1n \u0111\u1ec3 chia s\u1ebb th\u00f4ng tin li\u00ean h\u1ec7 ho\u1eb7c ki\u1ec3m tra kh\u00e1ch tham d\u1ef1 t\u1ea1i s\u1ef1 ki\u1ec7n ti\u1ebfp theo c\u1ee7a b\u1ea1n? C\u00e1c chi ti\u1ebft \u0111\u01b0\u1ee3c nh\u1eadp th\u1ee7 c\u00f4ng d\u1ec5 b\u1ecb m\u1ea5t, danh thi\u1ebfp gi\u1ea5y ch\u1ea5t \u0111\u1ed1ng, v\u00e0 h\u00e0ng d\u00e0i ch\u1edd check-in l\u00e0m m\u1ecdi ng\u01b0\u1eddi kh\u00f3 ch\u1ecbu. H\u01b0\u1edbng d\u1eabn n\u00e0y s\u1ebd ch\u1ec9 cho b\u1ea1n c\u00e1ch th\u00eam m\u00e3 QR c\u00f3 th\u1ec3 qu\u00e9t \u0111\u01b0\u1ee3c v\u00e0o th\u1ebb t\u00ean \u2013 bao g\u1ed3m lo\u1ea1i m\u00e3 ph\u00f9 h\u1ee3p, quy t\u1eafc thi\u1ebft k\u1ebf v\u00e0 th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt in th\u1ef1c s\u1ef1 hi\u1ec7u qu\u1ea3.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">T\u1ea1i sao m\u00e3 QR n\u00ean c\u00f3 tr\u00ean th\u1ebb t\u00ean<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t th\u1ebb t\u00ean truy\u1ec1n th\u1ed1ng hi\u1ec3n th\u1ecb t\u00ean v\u00e0 c\u00f3 th\u1ec3 l\u00e0 m\u1ed9t c\u00f4ng ty. \u0110i\u1ec1u \u0111\u00f3 h\u1eefu \u00edch trong kho\u1ea3ng ba gi\u00e2y tr\u00f2 chuy\u1ec7n. M\u1ed9t m\u00e3 QR bi\u1ebfn c\u00f9ng m\u1ed9t huy hi\u1ec7u th\u00e0nh m\u1ed9t t\u00e0i s\u1ea3n b\u1ec1n v\u1eefng, c\u00f3 th\u1ec3 qu\u00e9t \u0111\u01b0\u1ee3c, ho\u1ea1t \u0111\u1ed9ng trong su\u1ed1t to\u00e0n b\u1ed9 s\u1ef1 ki\u1ec7n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D\u01b0\u1edbi \u0111\u00e2y l\u00e0 nh\u1eefng g\u00ec m\u1ed9t m\u00e3 QR tr\u00ean th\u1ebb t\u00ean c\u00f3 th\u1ec3 l\u00e0m:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Chia s\u1ebb th\u00f4ng tin li\u00ean h\u1ec7 ngay l\u1eadp t\u1ee9c<\/strong> \u2013 M\u1ed9t l\u1ea7n qu\u00e9t l\u01b0u to\u00e0n b\u1ed9 vCard tr\u1ef1c ti\u1ebfp v\u00e0o \u0111i\u1ec7n tho\u1ea1i c\u1ee7a ng\u01b0\u1eddi qu\u00e9t, kh\u00f4ng c\u1ea7n nh\u1eadp li\u1ec7u<\/li>\n<li><strong>T\u1ef1 \u0111\u1ed9ng h\u00f3a vi\u1ec7c check-in s\u1ef1 ki\u1ec7n<\/strong> \u2013 Kh\u00e1ch tham d\u1ef1 qu\u00e9t m\u00e3 t\u1ea1i c\u1eeda, \u0111\u0103ng k\u00fd s\u1ef1 c\u00f3 m\u1eb7t c\u1ee7a h\u1ecd m\u00e0 kh\u00f4ng c\u1ea7n danh s\u00e1ch gi\u1ea5y ho\u1eb7c tra c\u1ee9u th\u1ee7 c\u00f4ng<\/li>\n<li><strong>K\u1ebft n\u1ed1i v\u1edbi h\u1ed3 s\u01a1 k\u1ef9 thu\u1eadt s\u1ed1<\/strong> \u2013 Li\u00ean k\u1ebft \u0111\u1ebfn trang LinkedIn, trang web c\u00e1 nh\u00e2n, danh m\u1ee5c \u0111\u1ea7u t\u01b0 ho\u1eb7c ti\u1ec3u s\u1eed s\u1ef1 ki\u1ec7n<\/li>\n<li><strong>Theo d\u00f5i s\u1ef1 tham gia<\/strong> \u2013 V\u1edbi m\u1ed9t m\u00e3 \u0111\u1ed9ng, b\u1ea1n c\u00f3 th\u1ec3 th\u1ea5y ch\u00ednh x\u00e1c s\u1ed1 l\u1ea7n m\u1ed9t huy hi\u1ec7u \u0111\u00e3 \u0111\u01b0\u1ee3c qu\u00e9t, khi n\u00e0o v\u00e0 t\u1eeb thi\u1ebft b\u1ecb n\u00e0o<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng chia s\u1ebb li\u00ean h\u1ec7 ri\u00eang \u0111\u00e3 \u0111\u1ee7 \u0111\u1ec3 bi\u1ec7n minh cho vi\u1ec7c b\u1ed5 sung. M\u1ed9t <a href=\"https:\/\/pageloot.com\/vi\/vcard-qr-code-generator\/\">vCard m\u00e3 QR<\/a> m\u00e3 h\u00f3a t\u00ean, s\u1ed1 \u0111i\u1ec7n tho\u1ea1i, email, c\u00f4ng ty v\u00e0 trang web theo \u0111\u1ecbnh d\u1ea1ng m\u00e0 iOS v\u00e0 Android nh\u1eadn di\u1ec7n nguy\u00ean b\u1ea3n. Khi ai \u0111\u00f3 qu\u00e9t n\u00f3, \u0111i\u1ec7n tho\u1ea1i ngay l\u1eadp t\u1ee9c nh\u1eafc h\u1ecd th\u00eam li\u00ean h\u1ec7 \u2013 kh\u00f4ng c\u1ea7n \u1ee9ng d\u1ee5ng, kh\u00f4ng c\u1ea7n nh\u1eadp th\u1ee7 c\u00f4ng, kh\u00f4ng m\u1ea5t th\u1ebb.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Ch\u1ecdn lo\u1ea1i m\u00e3 QR ph\u00f9 h\u1ee3p cho th\u1ebb t\u00ean c\u1ee7a b\u1ea1n<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Kh\u00f4ng ph\u1ea3i m\u00e3 QR n\u00e0o c\u0169ng ph\u1ee5c v\u1ee5 c\u00f9ng m\u1ed9t m\u1ee5c \u0111\u00edch. Tr\u01b0\u1edbc khi b\u1ea1n in b\u1ea5t c\u1ee9 th\u1ee9 g\u00ec, h\u00e3y kh\u1edbp lo\u1ea1i m\u00e3 v\u1edbi m\u1ee5c ti\u00eau c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n<figure>\n<table>\n<thead>\n<tr>\n<th>M\u1ee5c ti\u00eau<\/th>\n<th>Lo\u1ea1i m\u00e3 QR<\/th>\n<th>Ch\u1ee9c n\u0103ng<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Chia s\u1ebb th\u00f4ng tin li\u00ean h\u1ec7<\/td>\n<td>vCard m\u00e3 QR<\/td>\n<td>M\u00e3 h\u00f3a t\u00ean, \u0111i\u1ec7n tho\u1ea1i, email, c\u00f4ng ty; l\u01b0u tr\u1ef1c ti\u1ebfp v\u00e0o danh b\u1ea1 \u0111i\u1ec7n tho\u1ea1i<\/td>\n<\/tr>\n<tr>\n<td>Check-in s\u1ef1 ki\u1ec7n<\/td>\n<td>M\u00e3 QR \u0111i\u1ec3m danh\/s\u1ef1 ki\u1ec7n<\/td>\n<td>Li\u00ean k\u1ebft \u0111\u1ebfn m\u1ed9t bi\u1ec3u m\u1eabu \u0111\u0103ng k\u00fd ho\u1eb7c h\u1ec7 th\u1ed1ng check-in<\/td>\n<\/tr>\n<tr>\n<td>Li\u00ean k\u1ebft \u0111\u1ebfn m\u1ed9t h\u1ed3 s\u01a1 ho\u1eb7c trang web<\/td>\n<td>m\u00e3 QR URL<\/td>\n<td>Chuy\u1ec3n h\u01b0\u1edbng \u0111\u1ebfn b\u1ea5t k\u1ef3 \u0111i\u1ec3m \u0111\u1ebfn web n\u00e0o<\/td>\n<\/tr>\n<tr>\n<td>Chia s\u1ebb danh thi\u1ebfp k\u1ef9 thu\u1eadt s\u1ed1<\/td>\n<td>M\u00e3 QR danh thi\u1ebfp<\/td>\n<td>Li\u00ean k\u1ebft \u0111\u1ebfn m\u1ed9t th\u1ebb k\u1ef9 thu\u1eadt s\u1ed1 \u0111\u1ea7y \u0111\u1ee7 v\u1edbi h\u1ed3 s\u01a1 m\u1ea1ng x\u00e3 h\u1ed9i v\u00e0 n\u1ed9i dung t\u00f9y ch\u1ec9nh<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed1i v\u1edbi h\u1ea7u h\u1ebft c\u00e1c s\u1ef1 ki\u1ec7n k\u1ebft n\u1ed1i, m\u1ed9t <a href=\"https:\/\/pageloot.com\/vi\/vcard-qr-code-generator\/\">vCard m\u00e3 QR<\/a> ho\u1eb7c m\u1ed9t <a href=\"https:\/\/pageloot.com\/vi\/business-card-qr-code-generator\/\">m\u00e3 QR danh thi\u1ebfp<\/a> l\u00e0 l\u1ef1a ch\u1ecdn \u0111\u00fang \u0111\u1eafn. \u0110\u1ed1i v\u1edbi c\u00e1c h\u1ed9i ngh\u1ecb m\u00e0 b\u1ea1n c\u0169ng c\u1ea7n theo d\u00f5i ai \u0111\u00e3 \u0111\u1ebfn v\u00e0 khi n\u00e0o, m\u1ed9t <a href=\"https:\/\/pageloot.com\/vi\/attendance-qr-code\/\">12. ghi l\u1ea1i l\u01b0\u1ee3t \u0111\u1ebfn theo th\u1eddi gian th\u1ef1c, cho ph\u00e9p b\u1ea1n \u0111\u1ed1i chi\u1ebfu nh\u1eefng ng\u01b0\u1eddi \u0111\u00e3 check-in v\u1edbi nh\u1eefng ng\u01b0\u1eddi \u0111\u00e3 qu\u00e9t tr\u1ea3i nghi\u1ec7m AR c\u1ee7a b\u1ea1n v\u00e0 ho\u00e0n th\u00e0nh m\u1ed9t h\u00e0nh \u0111\u1ed9ng sau khi qu\u00e9t. \u0110i\u1ec1u n\u00e0y \u0111\u1eb7c bi\u1ec7t h\u1eefu \u00edch \u0111\u1ec3 t\u00ednh to\u00e1n t\u1ef7 l\u1ec7 chuy\u1ec3n \u0111\u1ed5i th\u1ef1c s\u1ef1 thay v\u00ec ch\u1ec9 t\u1ef7 l\u1ec7 qu\u00e9t-\u0111\u1ebfn-trang-\u0111\u00edch.<\/a> ho\u1eb7c l\u00e0 <a href=\"https:\/\/pageloot.com\/vi\/event-qr-code-generator\/\">m\u00e3 QR s\u1ef1 ki\u1ec7n<\/a> x\u1eed l\u00fd l\u1edbp \u0111\u00f3.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">T\u0129nh so v\u1edbi \u0110\u1ed9ng: B\u1ea1n n\u00ean s\u1eed d\u1ee5ng lo\u1ea1i n\u00e0o?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">A <strong>m\u00e3 QR t\u0129nh<\/strong> m\u00e3 h\u00f3a d\u1eef li\u1ec7u tr\u1ef1c ti\u1ebfp v\u00e0o m\u1eabu c\u1ee7a n\u00f3. M\u1ed9t khi \u0111\u00e3 in, n\u00f3 kh\u00f4ng th\u1ec3 thay \u0111\u1ed5i. N\u1ebfu URL li\u00ean k\u1ebft b\u1ecb h\u1ecfng ho\u1eb7c th\u00f4ng tin li\u00ean h\u1ec7 c\u1ee7a kh\u00e1ch tham d\u1ef1 thay \u0111\u1ed5i, b\u1ea1n c\u1ea7n in l\u1ea1i m\u1ecdi huy hi\u1ec7u.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A <strong>m\u00e3 QR \u0111\u1ed9ng<\/strong> s\u1eed d\u1ee5ng m\u1ed9t li\u00ean k\u1ebft chuy\u1ec3n h\u01b0\u1edbng ng\u1eafn. M\u1eabu in v\u1eabn gi\u1eef nguy\u00ean, nh\u01b0ng b\u1ea1n c\u00f3 th\u1ec3 c\u1eadp nh\u1eadt \u0111i\u1ec3m \u0111\u1ebfn b\u1ea5t c\u1ee9 l\u00fac n\u00e0o \u2013 ngay c\u1ea3 sau khi huy hi\u1ec7u \u0111\u00e3 \u1edf trong tay kh\u00e1ch tham d\u1ef1. M\u00e3 \u0111\u1ed9ng c\u0169ng cung c\u1ea5p ph\u00e2n t\u00edch: s\u1ed1 l\u1ea7n qu\u00e9t, th\u1eddi gian qu\u00e9t, lo\u1ea1i thi\u1ebft b\u1ecb v\u00e0 v\u1ecb tr\u00ed. \u0110\u1ed1i v\u1edbi b\u1ea5t k\u1ef3 s\u1ef1 ki\u1ec7n n\u00e0o c\u00f3 nhi\u1ec1u h\u01a1n m\u1ed9t v\u00e0i kh\u00e1ch tham d\u1ef1, <a href=\"https:\/\/pageloot.com\/vi\/qr-code-generator\/\">m\u00e3 QR \u0111\u1ed9ng<\/a> \u0111\u00e1ng \u0111\u1ec3 th\u1ef1c hi\u1ec7n b\u01b0\u1edbc thi\u1ebft l\u1eadp b\u1ed5 sung.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Quan tr\u1ecdng:<\/strong> \u0110\u1ec3 truy c\u1eadp c\u00e1c t\u00ednh n\u0103ng theo d\u00f5i v\u00e0 ch\u1ec9nh s\u1eeda, b\u1ea1n ph\u1ea3i t\u1ea1o m\u1ed9t m\u00e3 \u0111\u1ed9ng tr\u01b0\u1edbc khi qu\u00e1 tr\u00ecnh in b\u1eaft \u0111\u1ea7u.<\/p>\n\n\n\n<blockquote class=\"is-layout-flow wp-block-quote-is-layout-flow\">\n<p><strong>Thi\u1ebft l\u1eadp m\u00e3 QR th\u1ebb t\u00ean c\u00f3 th\u1ec3 theo d\u00f5i<\/strong> T\u1ea1o m\u00e3 QR \u0111\u1ed9ng m\u00e0 b\u1ea1n c\u00f3 th\u1ec3 c\u1eadp nh\u1eadt v\u00e0 gi\u00e1m s\u00e1t t\u1eeb m\u1ed9t b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n duy nh\u1ea5t. S\u1eed d\u1ee5ng <a href=\"https:\/\/pageloot.com\/vi\/qr-code-generator\/\">Tr\u00ecnh t\u1ea1o m\u00e3 QR<\/a> \u0111\u1ec3 b\u1eaft \u0111\u1ea7u \u2013 kh\u00f4ng c\u1ea7n in l\u1ea1i n\u1ebfu chi ti\u1ebft thay \u0111\u1ed5i.<\/p>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\">C\u00e1ch t\u1ea1o m\u00e3 QR vCard cho th\u1ebb t\u00ean<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00e2y l\u00e0 tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng th\u1ebb t\u00ean ph\u1ed5 bi\u1ebfn nh\u1ea5t \u2013 chia s\u1ebb li\u00ean h\u1ec7 t\u1ee9c th\u00ec t\u1ea1i c\u00e1c s\u1ef1 ki\u1ec7n k\u1ebft n\u1ed1i, h\u1ed9i ngh\u1ecb v\u00e0 tri\u1ec3n l\u00e3m th\u01b0\u01a1ng m\u1ea1i. \u0110\u1ec3 b\u1eaft \u0111\u1ea7u, h\u00e3y m\u1edf <a href=\"https:\/\/pageloot.com\/vi\/vcard-qr-code-generator\/\">T\u1ea1o m\u00e3 QR vCard<\/a> v\u00e0 nh\u1eadp c\u00e1c tr\u01b0\u1eddng b\u1eaft bu\u1ed9c: t\u1ed1i thi\u1ec3u l\u00e0 t\u00ean \u0111\u1ea7y \u0111\u1ee7 v\u00e0 m\u1ed9t ph\u01b0\u01a1ng th\u1ee9c li\u00ean h\u1ec7 nh\u01b0 s\u1ed1 \u0111i\u1ec7n tho\u1ea1i ho\u1eb7c \u0111\u1ecba ch\u1ec9 email. T\u1eeb \u0111\u00f3, th\u00eam c\u00e1c tr\u01b0\u1eddng t\u00f9y ch\u1ecdn \u2013 t\u00ean c\u00f4ng ty, ch\u1ee9c danh, trang web, h\u1ed3 s\u01a1 m\u1ea1ng x\u00e3 h\u1ed9i \u2013 \u0111\u1ec3 l\u00e0m cho b\u1ea3n ghi li\u00ean h\u1ec7 \u0111\u00e3 l\u01b0u h\u1eefu \u00edch h\u01a1n cho ng\u01b0\u1eddi qu\u00e9t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Khi d\u1eef li\u1ec7u \u0111\u00e3 c\u00f3, h\u00e3y t\u00f9y ch\u1ec9nh thi\u1ebft k\u1ebf b\u1eb1ng c\u00e1ch \u0111i\u1ec1u ch\u1ec9nh m\u00e0u s\u1eafc, th\u00eam logo v\u00e0 ch\u1ecdn ki\u1ec3u khung ph\u00f9 h\u1ee3p v\u1edbi th\u01b0\u01a1ng hi\u1ec7u s\u1ef1 ki\u1ec7n c\u1ee7a b\u1ea1n. T\u1ea3i xu\u1ed1ng m\u00e3 \u1edf \u0111\u1ecbnh d\u1ea1ng s\u1eb5n s\u00e0ng in \u2013 SVG ho\u1eb7c EPS cho \u0111\u1ea7u ra c\u00f3 th\u1ec3 m\u1edf r\u1ed9ng, PNG cho s\u1eed d\u1ee5ng k\u1ef9 thu\u1eadt s\u1ed1 \u2013 v\u00e0 ki\u1ec3m tra n\u00f3 tr\u00ean c\u1ea3 iOS v\u00e0 Android tr\u01b0\u1edbc khi g\u1eedi t\u1ec7p \u0111\u1ebfn m\u00e1y in.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L\u1eb7p l\u1ea1i quy tr\u00ecnh n\u00e0y cho t\u1eebng kh\u00e1ch tham d\u1ef1 n\u1ebfu b\u1ea1n \u0111ang t\u1ea1o huy hi\u1ec7u c\u00e1 nh\u00e2n h\u00f3a, ho\u1eb7c t\u1ea1o m\u1ed9t m\u00e3 chia s\u1ebb duy nh\u1ea5t cho gian h\u00e0ng c\u00f4ng ty ho\u1eb7c \u0111i\u1ec3m check-in c\u1ee7a \u0111\u1ed9i. \u0110\u1ec3 t\u00ecm hi\u1ec3u s\u00e2u h\u01a1n v\u1ec1 thi\u1ebft l\u1eadp vCard v\u00e0 c\u00e1c ph\u01b0\u01a1ng ph\u00e1p hay nh\u1ea5t, <a href=\"https:\/\/pageloot.com\/vi\/blog\/ultimate-guide-to-vcard-qr-codes\/\">h\u01b0\u1edbng d\u1eabn v\u1ec1 m\u00e3 QR vCard<\/a> bao g\u1ed3m to\u00e0n b\u1ed9 quy tr\u00ecnh l\u00e0m vi\u1ec7c m\u1ed9t c\u00e1ch chi ti\u1ebft.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">C\u00e1ch s\u1eed d\u1ee5ng m\u00e3 QR \u0111\u1ec3 check-in s\u1ef1 ki\u1ec7n tr\u00ean huy hi\u1ec7u<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed1i v\u1edbi c\u00e1c h\u1ed9i ngh\u1ecb, h\u1ed9i th\u1ea3o ho\u1eb7c b\u1ea5t k\u1ef3 s\u1ef1 ki\u1ec7n c\u00f3 v\u00e9 n\u00e0o, m\u1ed9t m\u00e3 QR tr\u00ean huy hi\u1ec7u \u0111\u00f3ng vai tr\u00f2 k\u00e9p v\u1eeba l\u00e0 th\u00f4ng tin x\u00e1c th\u1ef1c check-in v\u1eeba l\u00e0 c\u00f4ng c\u1ee5 k\u1ebft n\u1ed1i. B\u1eaft \u0111\u1ea7u b\u1eb1ng c\u00e1ch t\u1ea1o m\u1ed9t bi\u1ec3u m\u1eabu \u0111\u0103ng k\u00fd b\u1eb1ng Google Forms, Typeform ho\u1eb7c n\u1ec1n t\u1ea3ng qu\u1ea3n l\u00fd s\u1ef1 ki\u1ec7n c\u1ee7a b\u1ea1n. Sau \u0111\u00f3 t\u1ea1o m\u1ed9t <a href=\"https:\/\/pageloot.com\/vi\/attendance-qr-code\/\">12. ghi l\u1ea1i l\u01b0\u1ee3t \u0111\u1ebfn theo th\u1eddi gian th\u1ef1c, cho ph\u00e9p b\u1ea1n \u0111\u1ed1i chi\u1ebfu nh\u1eefng ng\u01b0\u1eddi \u0111\u00e3 check-in v\u1edbi nh\u1eefng ng\u01b0\u1eddi \u0111\u00e3 qu\u00e9t tr\u1ea3i nghi\u1ec7m AR c\u1ee7a b\u1ea1n v\u00e0 ho\u00e0n th\u00e0nh m\u1ed9t h\u00e0nh \u0111\u1ed9ng sau khi qu\u00e9t. \u0110i\u1ec1u n\u00e0y \u0111\u1eb7c bi\u1ec7t h\u1eefu \u00edch \u0111\u1ec3 t\u00ednh to\u00e1n t\u1ef7 l\u1ec7 chuy\u1ec3n \u0111\u1ed5i th\u1ef1c s\u1ef1 thay v\u00ec ch\u1ec9 t\u1ef7 l\u1ec7 qu\u00e9t-\u0111\u1ebfn-trang-\u0111\u00edch.<\/a> li\u00ean k\u1ebft tr\u1ef1c ti\u1ebfp \u0111\u1ebfn bi\u1ec3u m\u1eabu ho\u1eb7c h\u1ec7 th\u1ed1ng check-in v\u00e0 in n\u00f3 tr\u00ean m\u1ed7i huy hi\u1ec7u kh\u00e1ch tham d\u1ef1 tr\u01b0\u1edbc s\u1ef1 ki\u1ec7n \u2013 ho\u1eb7c bao g\u1ed3m n\u00f3 trong email tr\u01b0\u1edbc s\u1ef1 ki\u1ec7n \u0111\u1ec3 t\u1ef1 in.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">T\u1ea1i c\u1eeda ra v\u00e0o, nh\u00e2n vi\u00ean qu\u00e9t t\u1eebng th\u1ebb b\u1eb1ng \u0111i\u1ec7n tho\u1ea1i th\u00f4ng minh ho\u1eb7c m\u00e1y qu\u00e9t c\u1ea7m tay \u0111\u1ec3 \u0111\u0103ng k\u00fd \u0111\u1ebfn. H\u1ec7 th\u1ed1ng t\u1ef1 \u0111\u1ed9ng ghi l\u1ea1i l\u01b0\u1ee3t qu\u00e9t, m\u00e0 kh\u00f4ng c\u1ea7n danh s\u00e1ch gi\u1ea5y ho\u1eb7c tra c\u1ee9u th\u1ee7 c\u00f4ng. Vi\u1ec7c check-in b\u1eb1ng m\u00e3 QR c\u00f3 th\u1ec3 gi\u1ea3m th\u1eddi gian x\u1eed l\u00fd xu\u1ed1ng d\u01b0\u1edbi hai gi\u00e2y m\u1ed7i ng\u01b0\u1eddi, \u0111i\u1ec1u n\u00e0y c\u1eaft gi\u1ea3m \u0111\u00e1ng k\u1ec3 t\u1ed5ng th\u1eddi gian v\u00e0o c\u1eeda so v\u1edbi c\u00e1c ph\u01b0\u01a1ng ph\u00e1p th\u1ee7 c\u00f4ng. \u0110\u1ec3 bi\u1ebft h\u01b0\u1edbng d\u1eabn chi ti\u1ebft v\u1ec1 c\u00e1ch thi\u1ebft l\u1eadp check-in s\u1ef1 ki\u1ec7n, h\u00e3y xem <a href=\"https:\/\/pageloot.com\/vi\/blog\/ultimate-guide-to-qr-codes-for-event-check-ins\/\">h\u01b0\u1edbng d\u1eabn v\u1ec1 m\u00e3 QR cho vi\u1ec7c check-in s\u1ef1 ki\u1ec7n<\/a>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea1n c\u0169ng c\u00f3 th\u1ec3 k\u1ebft h\u1ee3p c\u1ea3 hai ch\u1ee9c n\u0103ng tr\u00ean m\u1ed9t th\u1ebb duy nh\u1ea5t: m\u1ed9t m\u00e3 QR vCard \u0111\u1ec3 chia s\u1ebb th\u00f4ng tin li\u00ean h\u1ec7 v\u00e0 m\u1ed9t m\u00e3 tham d\u1ef1 ri\u00eang bi\u1ec7t \u0111\u1ec3 check-in. \u0110\u1eb7t ch\u00fang \u1edf c\u00e1c khu v\u1ef1c kh\u00e1c nhau tr\u00ean th\u1ebb v\u1edbi nh\u00e3n r\u00f5 r\u00e0ng \u0111\u1ec3 ng\u01b0\u1eddi tham d\u1ef1 v\u00e0 nh\u00e2n vi\u00ean bi\u1ebft qu\u00e9t m\u00e3 n\u00e0o v\u00e0 khi n\u00e0o.<\/p>\n\n\n\n<blockquote class=\"is-layout-flow wp-block-quote-is-layout-flow\">\n<p><strong>T\u1ef1 \u0111\u1ed9ng h\u00f3a vi\u1ec7c Check-in S\u1ef1 ki\u1ec7n c\u1ee7a b\u1ea1n<\/strong> Ng\u1eebng qu\u1ea3n l\u00fd danh s\u00e1ch gi\u1ea5y v\u00e0 tra c\u1ee9u th\u1ee7 c\u00f4ng. S\u1eed d\u1ee5ng <a href=\"https:\/\/pageloot.com\/vi\/attendance-qr-code\/\">c\u00f4ng c\u1ee5 M\u00e3 QR \u0110i\u1ec3m danh<\/a> \u0111\u1ec3 thi\u1ebft l\u1eadp h\u1ec7 th\u1ed1ng check-in d\u1ef1a tr\u00ean qu\u00e9t ghi nh\u1eadn l\u01b0\u1ee3t \u0111\u1ebfn theo th\u1eddi gian th\u1ef1c.<\/p>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\">Quy t\u1eafc thi\u1ebft k\u1ebf gi\u00fap m\u00e3 QR tr\u00ean th\u1ebb t\u00ean c\u00f3 th\u1ec3 qu\u00e9t \u0111\u01b0\u1ee3c<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t m\u00e3 QR tr\u00f4ng \u0111\u1eb9p nh\u01b0ng kh\u00f4ng th\u1ec3 qu\u00e9t \u0111\u01b0\u1ee3c th\u00ec v\u00f4 d\u1ee5ng. Th\u1ebb t\u00ean t\u1ea1o ra nh\u1eefng th\u00e1ch th\u1ee9c c\u1ee5 th\u1ec3: di\u1ec7n t\u00edch in nh\u1ecf, \u0111i\u1ec1u ki\u1ec7n \u00e1nh s\u00e1ng \u0111a d\u1ea1ng, th\u1ebb \u0111eo \u1edf c\u00e1c g\u00f3c kh\u00e1c nhau v\u00e0 m\u1ecdi ng\u01b0\u1eddi qu\u00e9t t\u1eeb kho\u1ea3ng c\u00e1ch xa. C\u00e1c quy t\u1eafc sau \u0111\u00e2y gi\u1ea3i quy\u1ebft tr\u1ef1c ti\u1ebfp t\u1eebng v\u1ea5n \u0111\u1ec1 n\u00e0y.<\/p>\n\n\n\n<figure><img decoding=\"async\" src=\"https:\/\/pageloot.com\/wp-content\/uploads\/2026\/06\/content-asset-19cbc6-812b40ecf4c8.webp\" alt=\"Quy t\u1eafc QR th\u1ebb t\u00ean\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">K\u00edch th\u01b0\u1edbc: \u00c1p d\u1ee5ng T\u1ef7 l\u1ec7 10:1<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">K\u00edch th\u01b0\u1edbc nh\u1ecf nh\u1ea5t c\u1ee7a m\u00e3 QR n\u00ean b\u1eb1ng kho\u1ea3ng m\u1ed9t ph\u1ea7n m\u01b0\u1eddi kho\u1ea3ng c\u00e1ch qu\u00e9t d\u1ef1 ki\u1ebfn. \u0110\u1ed1i v\u1edbi th\u1ebb t\u00ean \u0111\u01b0\u1ee3c qu\u00e9t t\u1eeb kho\u1ea3ng 10 inch (25 cm), m\u00e3 c\u1ea7n r\u1ed9ng \u00edt nh\u1ea5t 1 inch (2.5 cm). M\u1ee9c t\u1ed1i thi\u1ec3u th\u1ef1c t\u1ebf cho b\u1ea5t k\u1ef3 m\u00e3 in t\u1ea7m g\u1ea7n n\u00e0o l\u00e0 <strong>0,8 \u00d7 0,8 inch (2 \u00d7 2 cm)<\/strong> \u2013 nh\u1ecf h\u01a1n s\u1ebd t\u1ea1o ra c\u00e1c l\u1ed7i qu\u00e9t kh\u00f4ng c\u1ea7n thi\u1ebft, \u0111\u1eb7c bi\u1ec7t tr\u00ean c\u00e1c \u0111i\u1ec7n tho\u1ea1i c\u0169 h\u01a1n. N\u1ebfu th\u1ebb c\u1ee7a b\u1ea1n c\u00f3 \u0111\u1ee7 kh\u00f4ng gian, vi\u1ec7c \u0111i\u1ec1u ch\u1ec9nh k\u00edch th\u01b0\u1edbc m\u00e3 g\u1ea7n 1 \u00d7 1 inch s\u1ebd cho k\u1ebft qu\u1ea3 \u0111\u00e1ng tin c\u1eady h\u01a1n tr\u00ean nhi\u1ec1u lo\u1ea1i thi\u1ebft b\u1ecb h\u01a1n. \u0110\u1ec3 bi\u1ebft th\u00eam chi ti\u1ebft v\u1ec1 c\u00e1c quy\u1ebft \u0111\u1ecbnh v\u1ec1 k\u00edch th\u01b0\u1edbc, h\u00e3y xem <a href=\"https:\/\/pageloot.com\/vi\/blog\/best-qr-code-sizes-for-business-cards\/\">K\u00edch th\u01b0\u1edbc m\u00e3 QR cho danh thi\u1ebfp<\/a> \u2013 c\u00e1c nguy\u00ean t\u1eafc t\u01b0\u01a1ng t\u1ef1 \u00e1p d\u1ee5ng tr\u1ef1c ti\u1ebfp cho th\u1ebb t\u00ean.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u0110\u1ed9 t\u01b0\u01a1ng ph\u1ea3n: Ch\u1ec9 t\u1ed1i tr\u00ean n\u1ec1n s\u00e1ng<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">M\u00e1y qu\u00e9t ho\u1ea1t \u0111\u1ed9ng b\u1eb1ng c\u00e1ch ph\u00e1t hi\u1ec7n \u0111\u1ed9 t\u01b0\u01a1ng ph\u1ea3n gi\u1eefa c\u00e1c m\u00f4-\u0111un t\u1ed1i v\u00e0 n\u1ec1n s\u00e1ng. Th\u1ef1c h\u00e0nh t\u1ed1t nh\u1ea5t l\u00e0 <strong>n\u1ec1n t\u1ed1i tr\u00ean n\u1ec1n s\u00e1ng<\/strong> \u2013 \u0111en tr\u00ean tr\u1eafng v\u1eabn l\u00e0 s\u1ef1 k\u1ebft h\u1ee3p \u0111\u00e1ng tin c\u1eady nh\u1ea5t. M\u00e3 \u0111\u1ea3o ng\u01b0\u1ee3c (c\u00e1c m\u00f4-\u0111un s\u00e1ng tr\u00ean n\u1ec1n t\u1ed1i) g\u00e2y ra l\u1ed7i tr\u00ean nhi\u1ec1u \u1ee9ng d\u1ee5ng qu\u00e9t, \u0111\u1eb7c bi\u1ec7t l\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng c\u0169 h\u01a1n. H\u00e3y h\u01b0\u1edbng t\u1edbi <strong>t\u1ef7 l\u1ec7 t\u01b0\u01a1ng ph\u1ea3n \u00edt nh\u1ea5t 4:1<\/strong>, h\u1ed7 tr\u1ee3 kh\u1ea3 n\u0103ng \u0111\u1ecdc tr\u00ean c\u00e1c m\u00f4i tr\u01b0\u1eddng \u00e1nh s\u00e1ng v\u00e0 camera thi\u1ebft b\u1ecb kh\u00e1c nhau.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Tr\u00e1nh c\u00e1c d\u1ea3i m\u00e0u v\u00e0 b\u00f3ng trong ho\u1eb7c xung quanh khu v\u1ef1c m\u00e3 QR. Nh\u1eefng \u0111i\u1ec1u n\u00e0y t\u1ea1o ra c\u00e1c t\u00f4ng m\u00e0u trung gian l\u00e0m nhi\u1ec5u thu\u1eadt to\u00e1n m\u00e1y qu\u00e9t v\u00e0 gi\u1ea3m \u0111\u1ed9 tin c\u1eady trong m\u00f4i tr\u01b0\u1eddng \u00e1nh s\u00e1ng y\u1ebfu. M\u1ee5c <a href=\"https:\/\/pageloot.com\/vi\/blog\/qr-code-color-contrast-best-practices\/\">h\u01b0\u1edbng d\u1eabn th\u1ef1c h\u00e0nh t\u1ed1t nh\u1ea5t v\u1ec1 \u0111\u1ed9 t\u01b0\u01a1ng ph\u1ea3n m\u00e0u s\u1eafc c\u1ee7a m\u00e3 QR<\/a> cung c\u1ea5p h\u01b0\u1edbng d\u1eabn c\u1ee5 th\u1ec3 v\u1ec1 k\u1ebft h\u1ee3p m\u00e0u s\u1eafc v\u00e0 b\u1ea3ng so s\u00e1nh \u0111\u1ed9 t\u01b0\u01a1ng ph\u1ea3n n\u1ebfu b\u1ea1n mu\u1ed1n s\u1eed d\u1ee5ng m\u00e0u s\u1eafc th\u01b0\u01a1ng hi\u1ec7u thay v\u00ec m\u00e0u \u0111en tr\u1eafng \u0111\u01a1n gi\u1ea3n.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">V\u00f9ng y\u00ean t\u0129nh: Gi\u1eef c\u00e1c \u0111\u01b0\u1eddng vi\u1ec1n r\u00f5 r\u00e0ng<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c <strong>v\u00f9ng y\u00ean t\u0129nh<\/strong> l\u00e0 kho\u1ea3ng tr\u1ed1ng bao quanh m\u00e3 QR \u1edf c\u1ea3 b\u1ed1n ph\u00eda. N\u00f3 cho m\u00e1y qu\u00e9t bi\u1ebft m\u00e3 b\u1eaft \u0111\u1ea7u v\u00e0 k\u1ebft th\u00fac \u1edf \u0111\u00e2u \u2013 n\u1ebfu kh\u00f4ng c\u00f3 n\u00f3, m\u00e1y qu\u00e9t kh\u00f4ng th\u1ec3 \u0111\u1ecbnh v\u1ecb bi\u1ec3u t\u01b0\u1ee3ng m\u1ed9t c\u00e1ch \u0111\u00e1ng tin c\u1eady. Theo ti\u00eau chu\u1ea9n ISO\/IEC 18004, kho\u1ea3ng tr\u1ed1ng n\u00e0y ph\u1ea3i r\u1ed9ng \u00edt nh\u1ea5t b\u1ed1n m\u00f4-\u0111un \u1edf m\u1ed7i ph\u00eda. N\u1ebfu thi\u1ebft k\u1ebf th\u1ebb c\u1ee7a b\u1ea1n \u0111\u1eb7t v\u0103n b\u1ea3n, logo ho\u1eb7c c\u00e1c y\u1ebfu t\u1ed1 trang tr\u00ed qu\u00e1 g\u1ea7n m\u00e3, m\u00e1y qu\u00e9t c\u00f3 th\u1ec3 kh\u00f4ng ph\u00e1t hi\u1ec7n \u0111\u01b0\u1ee3c n\u00f3 ho\u00e0n to\u00e0n. Theo m\u1ed9t quy t\u1eafc th\u1ef1c t\u1ebf: n\u1ebfu m\u1ed7i m\u00f4-\u0111un trong m\u00e3 c\u1ee7a b\u1ea1n r\u1ed9ng 2 mm, v\u00f9ng y\u00ean t\u0129nh n\u00ean r\u1ed9ng \u00edt nh\u1ea5t 8 mm \u1edf m\u1ed7i ph\u00eda.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">S\u1eeda l\u1ed7i: T\u0103ng c\u1ea5p n\u1ebfu th\u00eam Logo<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">M\u00e3 QR c\u00f3 b\u1ed1n c\u1ea5p \u0111\u1ed9 s\u1eeda l\u1ed7i x\u00e1c \u0111\u1ecbnh m\u1ee9c \u0111\u1ed9 h\u01b0 h\u1ea1i v\u1eadt l\u00fd ho\u1eb7c v\u1eadt c\u1ea3n m\u00e0 m\u00e3 c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u1ef1ng trong khi v\u1eabn c\u00f3 th\u1ec3 qu\u00e9t \u0111\u01b0\u1ee3c: L (kho\u1ea3ng 7%), M (kho\u1ea3ng 15%), Q (kho\u1ea3ng 25%) v\u00e0 H (kho\u1ea3ng 30%). N\u1ebfu b\u1ea1n \u0111ang nh\u00fang logo ho\u1eb7c bi\u1ec3u t\u01b0\u1ee3ng c\u00f4ng ty v\u00e0o b\u00ean trong khu v\u1ef1c m\u00e3 \u2013 ph\u1ed5 bi\u1ebfn cho c\u00e1c th\u1ebb c\u00f3 th\u01b0\u01a1ng hi\u1ec7u \u2013 h\u00e3y s\u1eed d\u1ee5ng <strong>c\u1ea5p \u0111\u1ed9 s\u1eeda l\u1ed7i H<\/strong> v\u00e0 gi\u1eef logo \u1edf m\u1ee9c <strong>kh\u00f4ng qu\u00e1 30% di\u1ec7n t\u00edch m\u00e3<\/strong>. \u0110i\u1ec1u n\u00e0y cung c\u1ea5p cho m\u00e1y qu\u00e9t \u0111\u1ee7 d\u1eef li\u1ec7u d\u1ef1 ph\u00f2ng \u0111\u1ec3 t\u00e1i t\u1ea1o l\u1ea1i m\u1eabu ngay c\u1ea3 khi m\u1ed9t ph\u1ea7n c\u1ee7a n\u00f3 b\u1ecb che. N\u1ebfu b\u1ea1n kh\u00f4ng th\u00eam logo, c\u1ea5p \u0111\u1ed9 M ho\u1eb7c Q l\u00e0 \u0111\u1ee7 cho h\u1ea7u h\u1ebft c\u00e1c \u1ee9ng d\u1ee5ng in \u1ea5n.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">H\u00ecnh d\u1ea1ng v\u00e0 \u0110\u1ecbnh d\u1ea1ng: Kh\u00f4ng bao gi\u1edd k\u00e9o gi\u00e3n ho\u1eb7c n\u00e9n<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">M\u00e3 QR ph\u1ea3i lu\u00f4n l\u00e0 h\u00ecnh vu\u00f4ng ho\u00e0n h\u1ea3o. K\u00e9o gi\u00e3n ho\u1eb7c n\u00e9n m\u00e3 \u0111\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi b\u1ed1 c\u1ee5c l\u00e0m l\u1ec7ch c\u00e1c m\u00f4-\u0111un v\u00e0 khi\u1ebfn n\u00f3 kh\u00f4ng th\u1ec3 qu\u00e9t \u0111\u01b0\u1ee3c. Lu\u00f4n \u0111i\u1ec1u ch\u1ec9nh t\u1ef7 l\u1ec7 c\u00e2n \u0111\u1ed1i v\u00e0 xu\u1ea5t \u1edf \u0111\u1ecbnh d\u1ea1ng vector (SVG ho\u1eb7c EPS) \u0111\u1ec3 in \u0111\u1ec3 tr\u00e1nh b\u1ecb v\u1ee1 pixel \u1edf k\u00edch th\u01b0\u1edbc l\u1edbn h\u01a1n.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Ho\u00e0n thi\u1ec7n: Ch\u1ecdn m\u1edd thay v\u00ec b\u00f3ng<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">V\u1eadt li\u1ec7u th\u1ebb b\u00f3ng ph\u1ea3n chi\u1ebfu \u00e1nh s\u00e1ng v\u00e0 t\u1ea1o ra ch\u00f3i l\u00e0m c\u1ea3n tr\u1edf vi\u1ec7c qu\u00e9t b\u1eb1ng camera. \u00c9p m\u1edd ho\u1eb7c gi\u1ea5y kh\u00f4ng tr\u00e1ng ph\u1ee7 ho\u1ea1t \u0111\u1ed9ng t\u1ed1t h\u01a1n \u0111\u00e1ng k\u1ec3 trong \u0111i\u1ec1u ki\u1ec7n \u00e1nh s\u00e1ng s\u1ef1 ki\u1ec7n th\u1ef1c t\u1ebf. N\u1ebfu b\u1ea1n \u0111ang in tr\u00ean th\u1ebb b\u00f3ng, h\u00e3y ki\u1ec3m tra c\u00e1c m\u00e3 d\u01b0\u1edbi \u0111i\u1ec1u ki\u1ec7n \u00e1nh s\u00e1ng th\u1ef1c t\u1ebf c\u1ee7a \u0111\u1ecba \u0111i\u1ec3m c\u1ee7a b\u1ea1n tr\u01b0\u1edbc khi ho\u00e0n t\u1ea5t \u0111\u1ee3t in. M\u1ee5c <a href=\"https:\/\/pageloot.com\/vi\/blog\/best-practices-for-qr-code-readability\/\">th\u1ef1c h\u00e0nh t\u1ed1t nh\u1ea5t v\u1ec1 kh\u1ea3 n\u0103ng \u0111\u1ecdc m\u00e3 QR<\/a> bao g\u1ed3m t\u1eebng y\u1ebfu t\u1ed1 n\u00e0y v\u1edbi \u0111\u1ed9 s\u00e2u b\u1ed5 sung.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">V\u1ecb tr\u00ed tr\u00ean Th\u1ebb<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">V\u1ecb tr\u00ed m\u00e3 QR tr\u00ean th\u1ebb t\u00ean \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn t\u1ea7n su\u1ea5t n\u00f3 \u0111\u01b0\u1ee3c qu\u00e9t. H\u00e3y xem x\u00e9t c\u00e1c nguy\u00ean t\u1eafc \u0111\u1eb7t v\u1ecb tr\u00ed n\u00e0y:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>V\u1ecb tr\u00ed \u1edf t\u1ea7m m\u1eaft t\u1ef1 nhi\u00ean khi \u0111eo<\/strong> \u2013 n\u1eeda d\u01b0\u1edbi c\u1ee7a th\u1ebb \u0111eo ngang ng\u1ef1c d\u1ec5 qu\u00e9t m\u00e0 kh\u00f4ng c\u1ea7n y\u00eau c\u1ea7u ai \u0111\u00f3 th\u00e1o ra<\/li>\n<li><strong>Ghi nh\u00e3n m\u00e3 r\u00f5 r\u00e0ng<\/strong> \u2013 bao g\u1ed3m m\u1ed9t h\u01b0\u1edbng d\u1eabn ng\u1eafn nh\u01b0 \u201cQu\u00e9t \u0111\u1ec3 l\u01b0u li\u00ean h\u1ec7\u201d ho\u1eb7c \u201c\u0110i\u1ec3m danh t\u1ea1i \u0111\u00e2y\u201d ngay b\u00ean d\u01b0\u1edbi ho\u1eb7c b\u00ean c\u1ea1nh m\u00e3; m\u1ecdi ng\u01b0\u1eddi c\u00f3 nhi\u1ec1u kh\u1ea3 n\u0103ng qu\u00e9t h\u01a1n \u0111\u00e1ng k\u1ec3 khi h\u1ecd bi\u1ebft m\u00e3 \u0111\u00f3 l\u00e0m g\u00ec<\/li>\n<li><strong>T\u00e1ch nhi\u1ec1u m\u00e3<\/strong> \u2013 n\u1ebfu th\u1ebb c\u1ee7a b\u1ea1n bao g\u1ed3m c\u1ea3 m\u00e3 \u0111i\u1ec3m danh v\u00e0 m\u00e3 chia s\u1ebb li\u00ean h\u1ec7, h\u00e3y ghi nh\u00e3n t\u1eebng m\u00e3 r\u00f5 r\u00e0ng v\u00e0 cho ch\u00fang \u0111\u1ee7 kh\u00f4ng gian \u0111\u1ec3 \u0111\u01b0\u1ee3c qu\u00e9t ri\u00eang l\u1ebb m\u00e0 kh\u00f4ng g\u00e2y nh\u1ea7m l\u1eabn<\/li>\n<li><strong>Tr\u00e1nh \u0111\u1eb7t m\u00e3 g\u1ea7n k\u1eb9p th\u1ebb ho\u1eb7c l\u1ed7 d\u00e2y \u0111eo<\/strong> \u2013 nh\u1eefng khu v\u1ef1c n\u00e0y b\u1ecb g\u1eadp ho\u1eb7c che khu\u1ea5t, c\u00f3 th\u1ec3 ch\u1eb7n m\u1ed9t ph\u1ea7n m\u00e3 ho\u1eb7c v\u00f9ng y\u00ean t\u0129nh<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Ki\u1ec3m tra tr\u01b0\u1edbc khi in<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">In b\u1ea3n th\u1eed v\u00e0 qu\u00e9t n\u00f3 tr\u01b0\u1edbc khi g\u1eedi to\u00e0n b\u1ed9 \u0111\u01a1n \u0111\u1eb7t h\u00e0ng th\u1ebb \u0111\u1ebfn s\u1ea3n xu\u1ea5t. Ki\u1ec3m tra m\u00e3 tr\u00ean c\u1ea3 thi\u1ebft b\u1ecb iOS v\u00e0 Android, trong \u0111i\u1ec1u ki\u1ec7n \u00e1nh s\u00e1ng c\u1ee7a \u0111\u1ecba \u0111i\u1ec3m s\u1ef1 ki\u1ec7n c\u1ee7a b\u1ea1n, \u1edf kho\u1ea3ng c\u00e1ch m\u00e0 ng\u01b0\u1eddi tham d\u1ef1 v\u00e0 nh\u00e2n vi\u00ean s\u1ebd th\u1ef1c s\u1ef1 qu\u00e9t t\u1eeb \u0111\u00f3, v\u00e0 c\u00f3 v\u00e0 kh\u00f4ng c\u00f3 \u0111\u00e8n flash m\u00e1y \u1ea3nh \u0111\u1ec3 m\u00f4 ph\u1ecfng c\u00e1c t\u00ecnh hu\u1ed1ng thi\u1ebfu s\u00e1ng. M\u1ed9t m\u00e3 v\u01b0\u1ee3t qua c\u1ea3 b\u1ed1n b\u00e0i ki\u1ec3m tra \u0111\u00e3 s\u1eb5n s\u00e0ng \u0111\u1ec3 s\u1ea3n xu\u1ea5t. M\u1ed9t m\u00e3 th\u1ea5t b\u1ea1i \u1edf b\u1ea5t k\u1ef3 b\u00e0i ki\u1ec3m tra n\u00e0o trong s\u1ed1 \u0111\u00f3 c\u1ea7n \u0111i\u1ec1u ch\u1ec9nh thi\u1ebft k\u1ebf \u2013 cho d\u00f9 \u0111\u00f3 l\u00e0 t\u0103ng k\u00edch th\u01b0\u1edbc, c\u1ea3i thi\u1ec7n \u0111\u1ed9 t\u01b0\u01a1ng ph\u1ea3n hay m\u1edf r\u1ed9ng v\u00f9ng y\u00ean t\u0129nh \u2013 tr\u01b0\u1edbc khi b\u1ea1n cam k\u1ebft in to\u00e0n b\u1ed9.<\/p>\n\n\n\n<figure><img decoding=\"async\" src=\"https:\/\/pageloot.com\/wp-content\/uploads\/2026\/06\/content-asset-f3bb33-2168956b0236.webp\" alt=\"Ki\u1ec3m tra QR th\u1ebb\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">M\u00e3 QR tr\u00ean th\u1ebb t\u00ean ho\u1ea1t \u0111\u1ed9ng t\u1ed1t nh\u1ea5t khi lo\u1ea1i m\u00e3 ph\u00f9 h\u1ee3p, thi\u1ebft k\u1ebf s\u1ea1ch s\u1ebd v\u00e0 th\u00f4ng s\u1ed1 in ch\u00ednh x\u00e1c k\u1ebft h\u1ee3p v\u1edbi nhau tr\u01b0\u1edbc khi m\u1ed9t th\u1ebb duy nh\u1ea5t \u0111\u01b0\u1ee3c in. Ch\u1ecdn m\u1ed9t m\u00e3 \u0111\u1ed9ng n\u1ebfu chi ti\u1ebft ng\u01b0\u1eddi tham d\u1ef1 c\u00f3 th\u1ec3 thay \u0111\u1ed5i ho\u1eb7c n\u1ebfu b\u1ea1n mu\u1ed1n ph\u00e2n t\u00edch qu\u00e9t. Tu\u00e2n th\u1ee7 c\u00e1c quy t\u1eafc v\u1ec1 k\u00edch th\u01b0\u1edbc, \u0111\u1ed9 t\u01b0\u01a1ng ph\u1ea3n v\u00e0 v\u00f9ng y\u00ean t\u0129nh \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o m\u1ecdi th\u1ebb \u0111\u1ec1u qu\u00e9t \u0111\u00e1ng tin c\u1eady v\u00e0o ng\u00e0y \u0111\u00f3. V\u00e0 lu\u00f4n ki\u1ec3m tra tr\u00ean c\u00e1c thi\u1ebft b\u1ecb th\u1ef1c t\u1ebf tr\u01b0\u1edbc khi ho\u00e0n thi\u1ec7n s\u1ea3n xu\u1ea5t.<\/p>\n\n\n\n<blockquote class=\"is-layout-flow wp-block-quote-is-layout-flow\">\n<p><strong>X\u00e2y d\u1ef1ng M\u00e3 QR Th\u1ebb T\u00ean C\u1ee7a B\u1ea1n<\/strong> T\u1ea1o m\u00e3 QR vCard v\u00e0 \u0111i\u1ec3m danh c\u00f3 th\u1ec3 t\u00f9y ch\u1ec9nh v\u1edbi ph\u00e2n t\u00edch t\u00edch h\u1ee3p v\u00e0 ch\u1ec9nh s\u1eeda \u0111\u1ed9ng. B\u1eaft \u0111\u1ea7u v\u1edbi <a href=\"https:\/\/pageloot.com\/vi\/qr-code-generator\/\">Tr\u00ecnh t\u1ea1o m\u00e3 QR Pageloot<\/a> \u2013 mi\u1ec5n ph\u00ed d\u00f9ng th\u1eed, kh\u00f4ng y\u00eau c\u1ea7u th\u1ebb t\u00edn d\u1ee5ng.<\/p>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\">C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h2>\n\n\n\n<div class=\"schema-faq\"><div class=\"schema-faq-section\" id=\"faq-question-76fc91724409\"><strong class=\"schema-faq-question\">Th\u00f4ng tin g\u00ec t\u00f4i c\u00f3 th\u1ec3 cho v\u00e0o m\u00e3 QR tr\u00ean th\u1ebb t\u00ean?<\/strong> <p class=\"schema-faq-answer\">B\u1ea1n c\u00f3 th\u1ec3 m\u00e3 h\u00f3a th\u00f4ng tin li\u00ean h\u1ec7 nh\u01b0 t\u00ean, s\u1ed1 \u0111i\u1ec7n tho\u1ea1i, email, c\u00f4ng ty v\u00e0 trang web b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng m\u00e3 QR vCard, li\u00ean k\u1ebft \u0111\u1ebfn m\u1ed9t bi\u1ec3u m\u1eabu \u0111\u0103ng k\u00fd s\u1ef1 ki\u1ec7n b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng m\u00e3 QR \u0111i\u1ec3m danh, ho\u1eb7c tr\u1ecf \u0111\u1ebfn b\u1ea5t k\u1ef3 \u0111i\u1ec3m \u0111\u1ebfn web n\u00e0o nh\u01b0 h\u1ed3 s\u01a1 LinkedIn ho\u1eb7c danh m\u1ee5c \u0111\u1ea7u t\u01b0 k\u1ef9 thu\u1eadt s\u1ed1. L\u1ef1a ch\u1ecdn \u0111\u00fang \u0111\u1eafn ph\u1ee5 thu\u1ed9c v\u00e0o vi\u1ec7c m\u1ee5c ti\u00eau ch\u00ednh l\u00e0 chia s\u1ebb th\u00f4ng tin li\u00ean h\u1ec7, \u0111\u0103ng k\u00fd, hay truy c\u1eadp th\u00f4ng tin chung.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-4f03d3c7d740\"><strong class=\"schema-faq-question\">M\u1ed9t m\u00e3 QR c\u00f3 th\u1ec3 nh\u1ecf \u0111\u1ebfn m\u1ee9c n\u00e0o tr\u00ean m\u1ed9t th\u1ebb t\u00ean in?<\/strong> <p class=\"schema-faq-answer\">M\u1ee9c t\u1ed1i thi\u1ec3u th\u1ef1c t\u1ebf cho m\u1ed9t m\u00e3 QR tr\u00ean th\u1ebb t\u00ean l\u00e0 0.8 \u00d7 0.8 inch (2 \u00d7 2 cm). Thu nh\u1ecf h\u01a1n s\u1ebd l\u00e0m t\u0103ng nguy c\u01a1 qu\u00e9t kh\u00f4ng th\u00e0nh c\u00f4ng, \u0111\u1eb7c bi\u1ec7t l\u00e0 tr\u00ean c\u00e1c \u0111i\u1ec7n tho\u1ea1i th\u00f4ng minh c\u0169 h\u01a1n. N\u1ebfu thi\u1ebft k\u1ebf th\u1ebb c\u1ee7a b\u1ea1n c\u00f3 kh\u00f4ng gian, vi\u1ec7c \u0111i\u1ec1u ch\u1ec9nh k\u00edch th\u01b0\u1edbc m\u00e3 g\u1ea7n h\u01a1n 1 \u00d7 1 inch s\u1ebd mang l\u1ea1i k\u1ebft qu\u1ea3 \u0111\u00e1ng tin c\u1eady h\u01a1n tr\u00ean nhi\u1ec1u lo\u1ea1i thi\u1ebft b\u1ecb v\u00e0 \u0111i\u1ec1u ki\u1ec7n \u00e1nh s\u00e1ng kh\u00e1c nhau.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1045004ace57\"><strong class=\"schema-faq-question\">\u0110i\u1ec1u g\u00ec x\u1ea3y ra n\u1ebfu chi ti\u1ebft c\u1ee7a ng\u01b0\u1eddi tham d\u1ef1 thay \u0111\u1ed5i sau khi th\u1ebb \u0111\u01b0\u1ee3c in?<\/strong> <p class=\"schema-faq-answer\">N\u1ebfu b\u1ea1n s\u1eed d\u1ee5ng m\u00e3 QR t\u0129nh, b\u1ea1n s\u1ebd c\u1ea7n in l\u1ea1i c\u00e1c th\u1ebb b\u1ecb \u1ea3nh h\u01b0\u1edfng. N\u1ebfu b\u1ea1n s\u1eed d\u1ee5ng m\u00e3 QR \u0111\u1ed9ng, b\u1ea1n c\u00f3 th\u1ec3 c\u1eadp nh\u1eadt \u0111\u00edch \u0111\u1ebfn \u2013 cho d\u00f9 \u0111\u00f3 l\u00e0 vCard, trang li\u00ean h\u1ec7 hay li\u00ean k\u1ebft bi\u1ec3u m\u1eabu \u2013 t\u1eeb b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n Pageloot c\u1ee7a b\u1ea1n m\u00e0 kh\u00f4ng c\u1ea7n ch\u1ea1m v\u00e0o th\u1ebb \u0111\u00e3 in. \u0110\u00e2y l\u00e0 m\u1ed9t trong nh\u1eefng l\u00fd do ch\u00ednh \u0111\u1ec3 s\u1eed d\u1ee5ng m\u00e3 \u0111\u1ed9ng cho b\u1ea5t k\u1ef3 s\u1ef1 ki\u1ec7n n\u00e0o c\u00f3 th\u00f4ng tin ng\u01b0\u1eddi tham d\u1ef1 thay \u0111\u1ed5i.<\/p> <\/div> <\/div>","protected":false},"excerpt":{"rendered":"<p>H\u1ecdc c\u00e1ch th\u00eam m\u00e3 QR v\u00e0o th\u1ebb t\u00ean \u0111\u1ec3 chia s\u1ebb th\u00f4ng tin li\u00ean h\u1ec7 t\u1ee9c th\u00ec v\u00e0 \u0111\u0103ng k\u00fd s\u1ef1 ki\u1ec7n. H\u01b0\u1edbng d\u1eabn n\u00e0y bao g\u1ed3m thi\u1ebft l\u1eadp vCard, quy t\u1eafc thi\u1ebft k\u1ebf v\u00e0 th\u00f4ng s\u1ed1 in \u1ea5n c\u1ea7n thi\u1ebft.<\/p>","protected":false},"author":17,"featured_media":55347,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[8],"tags":[],"class_list":["post-55452","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-qr-codes-on"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v24.7 (Yoast SEO v28.7) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>QR Codes on Name Tags: A Practical Setup Guide<\/title>\n<meta name=\"description\" content=\"Learn how to add QR codes to name tags for instant contact sharing and event check-in. 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V\u1edbi chuy\u00ean m\u00f4n s\u00e2u s\u1eafc k\u00e9o d\u00e0i h\u01a1n 5 n\u0103m ch\u1ec9 v\u1ec1 m\u00e3 QR, Siim \u0111\u00e3 tr\u1edf th\u00e0nh m\u1ed9t chuy\u00ean gia v\u1ec1 ch\u1ee7 \u0111\u1ec1 n\u00e0y trong l\u0129nh v\u1ef1c n\u00e0y. Anh \u1ea5y \u0111\u00e3 c\u00f3 nh\u1eefng b\u01b0\u1edbc ti\u1ebfn \u0111\u00e1ng k\u1ec3 trong vi\u1ec7c t\u1eadn d\u1ee5ng c\u00f4ng ngh\u1ec7 QR \u0111\u1ec3 \u0111\u01a1n gi\u1ea3n h\u00f3a v\u00e0 t\u0103ng c\u01b0\u1eddng c\u00e1c t\u01b0\u01a1ng t\u00e1c k\u1ef9 thu\u1eadt s\u1ed1. Cu\u1ed9c h\u00e0nh tr\u00ecnh c\u1ee7a anh kh\u00f4ng ch\u1ec9 b\u1eaft \u0111\u1ea7u \u1edf \u0111\u00e2y. 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The right choice depends on whether the primary goal is contact sharing, check-in, or general information access.","inLanguage":"vi"},"inLanguage":"vi"},{"@type":"Question","@id":"https:\/\/pageloot.com\/qr-codes-on\/name-tags\/#faq-question-4f03d3c7d740","position":2,"url":"https:\/\/pageloot.com\/qr-codes-on\/name-tags\/#faq-question-4f03d3c7d740","name":"M\u1ed9t m\u00e3 QR c\u00f3 th\u1ec3 nh\u1ecf \u0111\u1ebfn m\u1ee9c n\u00e0o tr\u00ean m\u1ed9t th\u1ebb t\u00ean in?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"The practical minimum for a name tag QR code is 0.8 \u00d7 0.8 inches (2 \u00d7 2 cm). Going smaller increases the risk of scan failures, especially on older smartphones. If your badge design has the space, sizing the code closer to 1 \u00d7 1 inch gives more reliable results across a wider range of devices and lighting conditions.","inLanguage":"vi"},"inLanguage":"vi"},{"@type":"Question","@id":"https:\/\/pageloot.com\/qr-codes-on\/name-tags\/#faq-question-1045004ace57","position":3,"url":"https:\/\/pageloot.com\/qr-codes-on\/name-tags\/#faq-question-1045004ace57","name":"\u0110i\u1ec1u g\u00ec x\u1ea3y ra n\u1ebfu th\u00f4ng tin c\u1ee7a m\u1ed9t ng\u01b0\u1eddi tham d\u1ef1 thay \u0111\u1ed5i sau khi c\u00e1c huy hi\u1ec7u \u0111\u01b0\u1ee3c in?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"If you used a static QR code, you would need to reprint the affected badges. If you used a dynamic QR code, you can update the destination \u2013 whether that's a vCard, a contact page, or a form link \u2013 from your Pageloot dashboard without touching the printed badge. This is one of the primary reasons to use dynamic codes for any event with variable attendee information.","inLanguage":"vi"},"inLanguage":"vi"}]}},"_links":{"self":[{"href":"https:\/\/pageloot.com\/vi\/wp-json\/wp\/v2\/posts\/55452","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pageloot.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/pageloot.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/pageloot.com\/vi\/wp-json\/wp\/v2\/users\/17"}],"replies":[{"embeddable":true,"href":"https:\/\/pageloot.com\/vi\/wp-json\/wp\/v2\/comments?post=55452"}],"version-history":[{"count":1,"href":"https:\/\/pageloot.com\/vi\/wp-json\/wp\/v2\/posts\/55452\/revisions"}],"predecessor-version":[{"id":55548,"href":"https:\/\/pageloot.com\/vi\/wp-json\/wp\/v2\/posts\/55452\/revisions\/55548"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pageloot.com\/vi\/wp-json\/wp\/v2\/media\/55347"}],"wp:attachment":[{"href":"https:\/\/pageloot.com\/vi\/wp-json\/wp\/v2\/media?parent=55452"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/pageloot.com\/vi\/wp-json\/wp\/v2\/categories?post=55452"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/pageloot.com\/vi\/wp-json\/wp\/v2\/tags?post=55452"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}